December 14, 1959
On February 10, 1978, in Guadalajara, Jalisco, he knocked out Luis Piceño in two rounds
won the world title
On October 28, 1987, in London, he beat Lloyd Honeyghan by eight-round technical decision to win the WBC welterweight title.
Lost His Title
In his first defense, on March 29, 1988 in the rematch, Lloyd Honeyghan knocked him out in two rounds.
On November 30, 2002, in Mexico City, José Luis Cruz knocked him out in two rounds.